Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Kb3 win in 3 half-moves
2 Kc3 win in 3 half-moves
3 Kd1 win in 3 half-moves
4 Kd2 win in 3 half-moves
5 Kd3 win in 3 half-moves
6 Re1 win in 3 half-moves
7 Re2 win in 3 half-moves
8 Re3 win in 3 half-moves
9 Ka1 draw
10 Ka2 draw
11 Kbb2 draw
12 Kbc1 draw
13 Kcb2 draw
14 Kcc1 draw
15 Rd4 draw
16 Re5 draw
17 Rf4 draw
18 Rg4 draw
19 Rh4 draw
20 Ra4 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Re6 loss in 2 half-moves
24 Re7 loss in 2 half-moves
25 Re8 loss in 2 half-moves